Dell Precision M2400 (Mid 2008) - Manual (Page 54)

10. Pull out on the sides of the blue bumper to remove it from the hard drive.
Replacing the 1.8" Hard Drive (E6400 ATG)
1. With the top of the bumper facing up, place the end of the blue bumper on the end of the hard drive opposite from the connector, then enclose the two
sides of the hard drive with the blue bumper.
1 hard drive 2 hard drive carrier
3 connector
1 hard drive 2 blue bumper
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer.
NOTICE: Hard drives are extremely fragile. Exercise care when handling the hard drive.
NOTICE: Use firm and even pressure to slide the hard drive into place. Excessive force may result in damage to the connector.
NOTICE: The top and bottom of the blue bumper are different. The top is flat with slight ridges, and the bottom has protruding ridges. When
replacing the blue bumper around the hard drive, ensure that the top is installed facing up, otherwise the cover will not completely close on the
hard drive carrier.
1 blue bumper 2 hard drive
3 connector 4 top of blue bumper